145365200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:685

約数の個数: 120

約数和(自身を含む): 380094720

約数和(自身を除く): 234729520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 38, 40, 50, 62, 76, 80, 95, 100, 124, 152, 155, 190, 200, 248, 304, 310, 380, 400, 475, 496, 589, 617, 620, 760, 775, 950, 1178, 1234, 1240, 1520, 1550, 1900, 2356, 2468, 2480, 2945, 3085, 3100, 3800, 4712, 4936, 5890, 6170, 6200, 7600, 9424, 9872, 11723, 11780, 12340, 12400, 14725, 15425, 19127, 23446, 23560, 24680, 29450, 30850, 38254, 46892, 47120, 49360, 58615, 58900, 61700, 76508, 93784, 95635, 117230, 117800, 123400, 153016, 187568, 191270, 234460, 235600, 246800, 293075, 306032, 363413, 382540, 468920, 478175, 586150, 726826, 765080, 937840, 956350, 1172300, 1453652, 1530160, 1817065, 1912700, 2344600, 2907304, 3634130, 3825400, 4689200, 5814608, 7268260, 7650800, 9085325, 14536520, 18170650, 29073040, 36341300, 72682600, 145365200]

約数ペア:

[(1, 145365200), (2, 72682600), (4, 36341300), (5, 29073040), (8, 18170650), (10, 14536520), (16, 9085325), (19, 7650800), (20, 7268260), (25, 5814608), (31, 4689200), (38, 3825400), (40, 3634130), (50, 2907304), (62, 2344600), (76, 1912700), (80, 1817065), (95, 1530160), (100, 1453652), (124, 1172300), (152, 956350), (155, 937840), (190, 765080), (200, 726826), (248, 586150), (304, 478175), (310, 468920), (380, 382540), (400, 363413), (475, 306032), (496, 293075), (589, 246800), (617, 235600), (620, 234460), (760, 191270), (775, 187568), (950, 153016), (1178, 123400), (1234, 117800), (1240, 117230), (1520, 95635), (1550, 93784), (1900, 76508), (2356, 61700), (2468, 58900), (2480, 58615), (2945, 49360), (3085, 47120), (3100, 46892), (3800, 38254), (4712, 30850), (4936, 29450), (5890, 24680), (6170, 23560), (6200, 23446), (7600, 19127), (9424, 15425), (9872, 14725), (11723, 12400), (11780, 12340)]